.pai {
  width: 100%;
  height: 100%;
  background-color: #eee;
}

.pai dl {
  width: 100%;
  height: 170px;
  background-color: #fff;
  display: flex;
  align-items: center;
}

.pai dl dt {
  width: 60px;
  height: 60px;
  background-color: #fcf;
}
